Table 1. The half maximal inhibition concentration (IC₅₀) values of niclosamide in some tumor cell lines and normal cells.

Tumor type	Cell line	IC50 (µmol/L)	Reference
Leukemia
Acute myeloid leukemia	U937	0.41	[2]
	OCI-AML3	0.79	[2]
	HL-60	0.48	[2]
	Molm13	0.72	[2]
	MV4-11	1.0	[2]
Solid tumor
Prostrate cancer	Du145	0.7	[5]
	PC3	11.7±2.3	[5]
Colorectal cancer	HT29	7.2±1.2	[5]
	HCT116	2.2	[4]
Cervical carcinoma	HeLa	0.25±0.07	[5]
Lung adenocarcinoma	A549	3.0±0.2	[5]
Epithelial carcinoma	A431	8.8±0.9	[5]
Normal cell
	MEF	4.54	[2]
	NHFB	5.78	[2]
	Bone marrow	9.00±4.87	[2]